You need to enable option 'DRUM OVER LIFE' in 'MAINTENANCE MENU' of your printer. This procedure depends from printer model.
You can find additional information in the Internet very easily.

Try to use OKI Printer Resetter again.

Printer has FUSER LIFE alarm

Possible resolution: (step by step)

Please refill the appropriate toner cartridges

Next, you need to enable option 'DRUM OVER LIFE' in 'MAINTENANCE MENU' of your printer. This procedure depends from printer model.
You can find additional information in the Internet very easily.

And last, try to use OKI Printer Resetter again.

Printer has BELT LIFE alarm

Possible resolution: (step by step)

You need to disable option 'BELT UNIT CHECK' in 'MAINTENANCE MENU' of your printer. This procedure depends from printer model.
You can find additional information in the Internet very easily.

Try to use OKI Printer Resetter again.

Another alarm

Sorry. We don't have any possible actions here.

Commonly it happens because printer device drops all or part of incoming connections.
First, you need to eliminate all active alarms on the printer device.
Like EMPTY TONER or LOW TONER, in the most cases the toner refilling should help. Just refill it and try to reset the printer again.